Jaat

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Across
  1. 1. - Trace element
  2. 3. - Enzyme metal
  3. 6. - Respiration gas
  4. 7. - Blood electrolyte
  5. 10. - DNA element
  6. 11. - Antioxidant element
  7. 13. - Bone mineral
Down
  1. 2. - Protein element
  2. 3. - Organic backbone element
  3. 4. - Intracellular ion
  4. 5. - Water forming element
  5. 8. - Thyroid element
  6. 9. - Enzyme cofactor
  7. 11. - Protein structure element
  8. 12. - Oxygen carrier metal